/* Shift Cipher Simulation - MAC-Style Layout */

/* Base Styles */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: #f8f9fa;
  margin: 0;
  padding: 20px;
  line-height: 1.6;
  min-height: 100vh;
}

/* Main Container */
.content {
  max-width: 1000px;
  margin: 20px auto;
  background: white;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid #e1e8ed;
}

/* Section Headers */
h3 {
  margin: 0 0 15px 0;
  font-size: 1.2em;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Form Tables */
.form-table {
  width: 100%;
  border-collapse: collapse;
  margin: 10px 0;
}

.form-table td {
  padding: 8px 0;
  vertical-align: top;
}

.form-table td:first-child {
  padding-right: 15px;
}

/* Text Areas */
textarea {
  width: 100%;
  min-width: 300px;
  max-width: 100%;
  padding: 12px;
  border: 2px solid #e1e8ed;
  border-radius: 6px;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  font-size: 14px;
  line-height: 1.4;
  background: #fafbfc;
  transition: all 0.3s ease;
  resize: vertical;
  box-sizing: border-box;
}

textarea:focus {
  outline: none;
  border-color: #4a90e2;
  background: white;
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

textarea[readonly] {
  background: #f8f9fa;
  color: #495057;
  cursor: default;
}

/* Select Dropdowns */
select {
  padding: 8px 12px;
  border: 2px solid #e1e8ed;
  border-radius: 6px;
  background: white;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.3s ease;
  min-width: 80px;
}

select:focus {
  outline: none;
  border-color: #4a90e2;
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

select:hover {
  border-color: #4a90e2;
}

/* Button Styles */
button,
input[type="button"] {
  border: none;
  border-radius: 6px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  margin: 3px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

button:hover,
input[type="button"]:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

button:active,
input[type="button"]:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Primary Action Buttons (Green) */
button[onclick*="Encrypt"],
button[onclick*="Decrypt"] {
  background: #28a745;
  color: white;
}

button[onclick*="Encrypt"]:hover,
button[onclick*="Decrypt"]:hover {
  background: #218838;
}

/* Analysis Tool Buttons (Orange) */
button[onclick*="analyze"],
button[onclick*="testAll"] {
  background: #fd7e14;
  color: white;
}

button[onclick*="analyze"]:hover,
button[onclick*="testAll"]:hover {
  background: #e55a00;
}

/* Navigation/Secondary Buttons (Gray) */
button[onclick*="Next"],
button[onclick*="clear"] {
  background: #6c757d;
  color: white;
}

button[onclick*="Next"]:hover,
button[onclick*="clear"]:hover {
  background: #5a6268;
}

/* Submit/Check Buttons (Red) */
button[onclick*="Check"] {
  background: #dc3545;
  color: white;
}

button[onclick*="Check"]:hover {
  background: #c82333;
}

/* Responsive Design */
@media (max-width: 768px) {
  body {
    padding: 10px;
  }

  .content {
    margin: 0;
    border-radius: 8px;
  }

  .form-table td {
    display: block;
    width: 100%;
    padding: 5px 0;
  }

  textarea {
    min-width: 250px;
  }

  button,
  input[type="button"] {
    display: block;
    width: 100%;
    margin: 5px 0;
    text-align: center;
    justify-content: center;
  }
}

/* Section-specific enhancements */
div[style*="background: #f0f8ff"] h3 {
  color: #4a90e2;
}

div[style*="background: #fffbf0"] h3 {
  color: #fd7e14;
}

div[style*="background: #f0fff0"] h3 {
  color: #28a745;
}

div[style*="background: #fff0f0"] h3 {
  color: #dc3545;
}

/* Accessibility */
button:focus,
input[type="button"]:focus {
  outline: 2px solid #4a90e2;
  outline-offset: 2px;
}

/* Animation for smooth transitions */
* {
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}